The Rudder (Greek: Πηδάλιον) is a codification of Orthodox Canon law by St. Nicodemus of the Holy Mountain. It was first translated into English by D. Cummings, and published by the Orthodox Christian Educational Society in 1957 under the title of The Rudder.

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The Rudder (Pedalion): Of the metaphorical ship of the One Holy Catholic and Apostolic Church of the Orthodox Christians, or all the sacred and divine canons of the holy and renowned Apostles, of the holy Councils, ecumenical as well as regional, and of individual fathers, as embodied in the original Greek text, for the sake of authenticity, and explained in the vernacular by way of rendering them more intelligible to the less educated.

Comp. Agapius a Hieromonk and Nicodemus a Monk. First printed and published A.D.1800. Trans. D. Cummings, from the 5th edition published by John Nicolaides (Kesisoglou the Caesarian) in Athens, Greece in 1908, (Chicago: The Orthodox Christian Educational Society, 1957; Repr., New York, N.Y.: Luna Printing Co., 1983).